#pragma once
// -------------------------------------------------
// BlinKit - BlinKit Library
// -------------------------------------------------
//   File Name: css_style_declaration.h
// Description: CSSStyleDeclaration Class
//      Author: Ziming Li
//     Created: 2021-10-10
// -------------------------------------------------
// Copyright (C) 2021 MingYang Software Technology.
// -------------------------------------------------

/*
 * (C) 1999-2003 Lars Knoll (knoll@kde.org)
 * Copyright (C) 2004, 2005, 2006, 2008, 2012 Apple Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#ifndef CSSStyleDeclaration_h
#define CSSStyleDeclaration_h

#include "blinkit/blink/renderer/bindings/core/script_wrappable.h"
#include "blinkit/blink/renderer/core/CSSPropertyNames.h"
#include "blinkit/blink/renderer/wtf/Forward.h"
#include "blinkit/blink/renderer/wtf/Noncopyable.h"

namespace blink {

class CSSRule;
class CSSStyleSheet;
class CSSValue;
class ExceptionState;
class MutableStylePropertySet;

class CSSStyleDeclaration : public GCObject, public ScriptWrappable
{
    WTF_MAKE_NONCOPYABLE(CSSStyleDeclaration);
public:
    virtual ~CSSStyleDeclaration() { }

    virtual CSSRule* parentRule() const = 0;
    String cssFloat()
    {
        return getPropertyValueInternal(CSSPropertyFloat);
    }
    void setCSSFloat(const String& value, ExceptionState& exceptionState)
    {
        setPropertyInternal(CSSPropertyFloat, String(), value, false, exceptionState);
    }
    virtual String cssText() const = 0;
    virtual void setCSSText(const String&, ExceptionState&) = 0;
    virtual unsigned length() const = 0;
    virtual String item(unsigned index) const = 0;
    virtual String getPropertyValue(const String& propertyName) = 0;
    virtual String getPropertyPriority(const String& propertyName) = 0;
    virtual String getPropertyShorthand(const String& propertyName) = 0;
    virtual bool isPropertyImplicit(const String& propertyName) = 0;
    virtual void setProperty(const String& propertyName, const String& value, const String& priority, ExceptionState&) = 0;
    virtual String removeProperty(const String& propertyName, ExceptionState&) = 0;

    // CSSPropertyID versions of the CSSOM functions to support bindings and editing.
    // Use the non-virtual methods in the concrete subclasses when possible.
    // The CSSValue returned by this function should not be exposed to the web as it may be used by multiple documents at the same time.
    virtual GCRefPtr<CSSValue> getPropertyCSSValueInternal(CSSPropertyID) = 0;
    virtual String getPropertyValueInternal(CSSPropertyID) = 0;
    virtual void setPropertyInternal(CSSPropertyID, const String& propertyValue, const String& value, bool important, ExceptionState&) = 0;

    virtual bool cssPropertyMatches(CSSPropertyID, const CSSValue*) const = 0;
    virtual CSSStyleSheet* parentStyleSheet() const { return 0; }

    DEFINE_INLINE_VIRTUAL_TRACE() { }

protected:
    CSSStyleDeclaration() { }
private:
    // ScriptWrappable
    int GetOwnProperty(JSContext *ctx, JSPropertyDescriptor *desc, JSAtom prop) final;
    int SetProperty(JSContext *ctx, JSAtom atom, JSValueConst value, JSValueConst receiver, int flags) final;
    GCObject* ObjectForGC(void) final { return this; }
};

} // namespace blink

#endif // CSSStyleDeclaration_h
